Technical Information
| HTTP Status Code | 404 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 104.21.47.66 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
🔍 🟡 404 Not Found | The requested page does not exist. Check the URL or server configuration. |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 404
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 104.21.47.66
Server Software cloudflare
CDN Cloudflare
Compression gzip
🔍 🟡 404 Not Found The requested page does not exist. Check the URL or server configuration.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://appsplit.com:443 | 301 | HTTP/2 301 |
| 2 | https://www.gpthacks.com/c/appsplit | 404 | HTTP/2 404 |
#1 URL https://appsplit.com:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.gpthacks.com/c/appsplit
HTTP Status Code 404
Status HTTP/2 404
Performance
| DNS Lookup | 10.6 ms |
| TCP Connect | 11.8 ms |
| TLS Handshake | 10.8 ms |
| Time To First Byte (TTFB) | 309.5 ms |
| Content Download | 1 ms |
| Total Response Time | 310.5 ms |
DNS Lookup 10.6 ms
TCP Connect 11.8 ms
TLS Handshake 10.8 ms
Time To First Byte (TTFB) 309.5 ms
Content Download 1 ms
Total Response Time 310.5 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000; includeSubDomains; preload |
| CSP | ✔ Configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000; includeSubDomains; preload
CSP ✔ Configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Meta Description | Master AI and transform your business. Get weekly insights from Hussein Yahfoufi, AI startup founder and product leader. 🚀. Click to read GPT Hacks, by Hussein Yahfoufi, a Substack publication with tens of thousands of subscribers. |
| Canonical | https://www.gpthacks.com/c/appsplit |
| Open Graph Title | GPT Hacks | Hussein Yahfoufi | Substack |
| Open Graph Description | Master AI and transform your business. Get weekly insights from Hussein Yahfoufi, AI startup founder and product leader. 🚀. Click to read GPT Hacks, by Hussein Yahfoufi, a Substack publication with tens of thousands of subscribers. |
| Open Graph Image | https://substackcdn.com/image/fetch/$s_!h4mZ!,f_auto,q_au... |
| Twitter Card | summary_large_image |
| Twitter Title | GPT Hacks | Hussein Yahfoufi | Substack |
| Twitter Description | Master AI and transform your business. Get weekly insights from Hussein Yahfoufi, AI startup founder and product leader. 🚀. Click to read GPT Hacks, by Hussein Yahfoufi, a Substack publication with tens of thousands of subscribers. |
| Twitter Image | https://substackcdn.com/image/fetch/$s_!h4mZ!,f_auto,q_au... |
Meta Description Master AI and transform your business. Get weekly insights from Hussein Yahfoufi, AI startup founder and product leader. 🚀. Click to read GPT Hacks, by Hussein Yahfoufi, a Substack publication with tens of thousands of subscribers. Canonical https://www.gpthacks.com/c/appsplit Open Graph Title GPT Hacks | Hussein Yahfoufi | Substack Open Graph Description Master AI and transform your business. Get weekly insights from Hussein Yahfoufi, AI startup founder and product leader. 🚀. Click to read GPT Hacks, by Hussein Yahfoufi, a Substack publication with tens of thousands of subscribers. Open Graph Image https://substackcdn.com/image/fetch/$s_!h4mZ!,f_auto,q_au... Twitter Card summary_large_image Twitter Title GPT Hacks | Hussein Yahfoufi | Substack Twitter Description Master AI and transform your business. Get weekly insights from Hussein Yahfoufi, AI startup founder and product leader. 🚀. Click to read GPT Hacks, by Hussein Yahfoufi, a Substack publication with tens of thousands of subscribers. Twitter Image https://substackcdn.com/image/fetch/$s_!h4mZ!,f_auto,q_au... Detected Technologies
| Technology | Google Analytics Cloudflare Node.js |
Technology Google Analytics Cloudflare Node.js
HTTP Headers
| Date | Thu, 20 Aug 2026 00:35:48 GMT |
| Content-type | text/html; charset=utf-8 |
| X-service | web |
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| Server-timing | cfEdge;dur=6,cfOrigin;dur=0,cfWorker;dur=253 |
| Cf-cache-status | DYNAMIC |
| Cache-control | no-cache |
| X-served-by | Substack |
| X-powered-by | Express |
| Server | cloudflare |
| X-sub | husseinyahfoufi |
| Strict-transport-security | max-age=31536000; includeSubDomains; preload |
| Vary | Accept-Encoding |
| Content-security-policy | frame-ancestors 'self' https://*.substack.com https://substack.com |
| X-cluster | substack |
| X-deploy | 946267086d |
| Report-to | {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=dQqRrH5XftiUtqliwTvNsNsr1SX7Trhu79vejBOqpV%2BJGpq1Zg0JeFkOZxhfRt%2B%2F5%2FaAchc1N7Y7lTGspZpeW1kpsur19L1IS8eXlGb0hf5EHGnkoW0KBb1BTNBF%2FAxOTiYhvY9x844kFzffDuZF"}]} |
| Nel | {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Content-encoding | gzip |
| Cf-ray | a2dd51f21d06f108-CDG |
| Alt-svc | h3=":443"; ma=86400 |
Meta Tags
| Norton-safeweb-site-verification | 24usqpep0ejc5w6hod3dulxwciwp0djs6c6ufp96av3t4whuxovj72wfkdjxu82yacb7430qjm8adbd5ezlt4592dq4zrvadcn9j9n-0btgdzpiojfzno16-fnsnu7xd |
| Description | Master AI and transform your business. Get weekly insights from Hussein Yahfoufi, AI startup founder and product leader. 🚀. Click to read GPT Hacks, by Hussein Yahfoufi, a Substack publication with tens of thousands of subscribers. |
| Theme-color | #ffffff |
| Viewport | width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0, viewport-fit=cover |
| Author | Hussein Yahfoufi |
Date Thu, 20 Aug 2026 00:35:48 GMT
Content-type text/html; charset=utf-8
X-service web
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Server-timing cfEdge;dur=6,cfOrigin;dur=0,cfWorker;dur=253
Cf-cache-status DYNAMIC
Cache-control no-cache
X-served-by Substack
X-powered-by Express
Server cloudflare
X-sub husseinyahfoufi
Strict-transport-security max-age=31536000; includeSubDomains; preload
Vary Accept-Encoding
Content-security-policy frame-ancestors 'self' https://*.substack.com https://substack.com
X-cluster substack
X-deploy 946267086d
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=dQqRrH5XftiUtqliwTvNsNsr1SX7Trhu79vejBOqpV%2BJGpq1Zg0JeFkOZxhfRt%2B%2F5%2FaAchc1N7Y7lTGspZpeW1kpsur19L1IS8eXlGb0hf5EHGnkoW0KBb1BTNBF%2FAxOTiYhvY9x844kFzffDuZF"}]}
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Content-encoding gzip
Cf-ray a2dd51f21d06f108-CDG
Alt-svc h3=":443"; ma=86400
